Roscosmos test pilot and cosmonaut Sergei Prokopyev and President of the Cosmonautics and Aviation Center at VDNKh, pilot, cosmonaut and Hero of Russia Fyodor Yurchikhin, Garden of Memory autonomous non-profit organization Director General Vyacheslav Kharlamov and VDNKh Technical Director Maxim Tynyanov, left to right, participate in the Memory Garden international campaign.
